<?php

class OfferController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column1';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('index','view','update'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

    /**
     * Upload image to server.
     * @param integer $id the ID of the model to be displayed
     */
    public function actionUpload()
    {
        //get business unique directory path such as //localhost/3qer9vvm/images/
        //create new UploadHandler here with user dir set to true and the business directory path.
        $upload_handler = new UploadHandler();
        //$upload_handler.setPath();
        //start to upload image to dir <session id> ... dir such as //localhost/3qer9vvm/images/5995ch4tg6mbmue2se09ir8s42

    }
	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Offer;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Offer']))
		{
			$model->attributes=$_POST['Offer'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->offer_id));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate()
	{
        $dataProvider=new CActiveDataProvider('Offer');

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

        // retrieve items to be updated in a batch mode
        // refer to yii Tabular Input - http://www.yiiframework.com/doc/guide/1.1/en/form.table
		if(isset($_POST['Offer']))
		{
            $models = $dataProvider->getData();
            foreach($models as $i => $model)
            {
                if(isset($_POST['Offer'][$i])){
                    Yii::trace("Controller-BeforeAssignDate1:".$model->start_date);
                    Yii::trace("Controller-BeforeAssignDate2:".$model->expiry_date);

                    if($model->validate()){
                        // Massive Assignment
                    $model->attributes=$_POST['Offer'][$i];
                    Yii::trace("Controller-BeforeSaveDate1:".$model->start_date);
                    Yii::trace("Controller-BeforeSaveDate2:".$model->expiry_date);
                    Yii::trace("Controller-BeforeSaveOfferName:".$model->offer_name);
                    Yii::trace("Controller-BeforeSaveOfferStatus:".$model->offer_status);
                    //finalise image upload by moving image from <session id> ... dir such
                    //as //localhost/3qer9vvm/images/5995ch4tg6mbmue2se09ir8s42
                    //to //localhost/3qer9vvm/images/
                    $model->save();
                    }
                }
            }
		}

        $this->render('update',array(
           'dataProvider'=>$dataProvider,
        ));


	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$this->loadModel($id)->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
				$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Offer');
		$this->render('update',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Offer('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Offer']))
			$model->attributes=$_GET['Offer'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 */
	public function loadModel($id)
	{
		$model=Offer::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='offer-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
